Lelewo [lɛˈlɛvɔ] is a village in the administrative district of Gmina Nasielsk, within Nowy Dwór County, Masovian Voivodeship, in east-central Poland. It lies approximately 8 kilometres (5 mi) south-west of Nasielsk, 15 km (9 mi) north of Nowy Dwór Mazowiecki, and 44 km (27 mi) north-west of Warsaw.